E. Gallo
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View article: The azimuthal correlation between the leading jet and the scattered lepton in deep inelastic scattering at HERA
The azimuthal correlation between the leading jet and the scattered lepton in deep inelastic scattering at HERA Open
The azimuthal correlation angle, $$\Delta \phi $$ , between the scattered lepton and the leading jet in deep inelastic $$e^{\pm }p$$ scattering at HERA has been studied using data collected with the ZEUS detector at a centre-of-m…
View article: Higgs self-coupling at the FCC-hh
Higgs self-coupling at the FCC-hh Open
The Higgs self-coupling 𝜆 governs the shape of the Higgs potential and its precise determination is one of the main goals at future colliders. Here we present a new study based on fast simulations at the FCC-hh, assuming √𝑠 = 100 TeV and a…
View article: The azimuthal correlation between the leading jet and the scattered lepton in deep inelastic scattering at HERA
The azimuthal correlation between the leading jet and the scattered lepton in deep inelastic scattering at HERA Open
The azimuthal correlation angle, $Δϕ$, between the scattered lepton and the leading jet in deep inelastic $e^{\pm}p$ scattering at HERA has been studied using data collected with the ZEUS detector at a centre-of-mass energy of $\sqrt{s} = …
View article: Higgs self-coupling measurements at the FCC-hh
Higgs self-coupling measurements at the FCC-hh Open
The hadron collider phase of the Future Circular Collider (FCC-hh) is a proton-proton collider operating at a center-of-mass energy of 100 TeV. It is one of the most ambitious projects planned for the rest of this century and offers ample …
View article: Measurement of jet production in deep inelastic scattering and NNLO determination of the strong coupling at ZEUS
Measurement of jet production in deep inelastic scattering and NNLO determination of the strong coupling at ZEUS Open
A new measurement of inclusive-jet cross sections in the Breit frame in neutral current deep inelastic scattering using the ZEUS detector at the HERA collider is presented. The data were taken in the years 2004–2007 at a centre-of-mass ene…
View article: Higgs self-coupling measurements at the FCC-hh
Higgs self-coupling measurements at the FCC-hh Open
The hadron collider phase of the Future Circular Collider (FCC-hh) is a proton-proton collider operating at a center-of-mass energy of 100 TeV. It is one of the most ambitious projects planned for the rest of this century and offers ample …
View article: Search for effective Lorentz and $CPT$ violation using ZEUS data
Search for effective Lorentz and $CPT$ violation using ZEUS data Open
Lorentz and $CPT$ symmetry in the quark sector of the Standard Model are studied in the context of an effective field theory using ZEUS $e^± p$ data. Symmetry-violating effects can lead to time-dependent oscillations of otherwise time-inde…
View article: Khirbet Al-Batrawy in North-Central Jordan: New Discoveries in the Early Bronze Age Palace, 2018-2020
Khirbet Al-Batrawy in North-Central Jordan: New Discoveries in the Early Bronze Age Palace, 2018-2020 Open
After 16 seasons (2005-2020) of excavations and restorations at Khirbet al-Batrawy in north-central Jordan, a clear picture of the history of the site and its major monuments has been obtained. In the last three seasons, works by Sapienza …
View article: Measurement of the cross-section ratio σψ(2S)/σJ/ψ(1S) in exclusive photoproduction at HERA
Measurement of the cross-section ratio σψ(2S)/σJ/ψ(1S) in exclusive photoproduction at HERA Open
A bstract The exclusive photoproduction reactions γp → J/ψ (1 S ) p and γp → ψ (2 S ) p have been measured at an ep centre-of-mass energy of 318 GeV with the ZEUS detector at HERA using an integrated luminosity of 373 pb − 1 . The measurem…
View article: Nuclear modification of $\Upsilon$ states in pPb collisions at $\sqrt{s_\mathrm{NN}}$ = 5.02 TeV
Nuclear modification of $\Upsilon$ states in pPb collisions at $\sqrt{s_\mathrm{NN}}$ = 5.02 TeV Open
Production cross sections of $\Upsilon$(1S), $\Upsilon$(2S), and $\Upsilon$(3S) states decaying into \muplusmuminus in proton-lead (pPb) collisions are reported using data collected by the CMS experiment at$\sqrt{s_\mathrm{NN}}$ = 5.02 TeV…
View article: Impact of jet-production data on the next-to-next-to-leading-order determination of HERAPDF2.0 parton distributions
Impact of jet-production data on the next-to-next-to-leading-order determination of HERAPDF2.0 parton distributions Open
The HERAPDF2.0 ensemble of parton distribution functions (PDFs) was introduced in 2015. The final stage is presented, a next-to-next-to-leading-order (NNLO) analysis of the HERA data on inclusive deep inelastic $ep$ scattering together wit…
View article: Azimuthal correlations in photoproduction and deep inelastic $\boldsymbol{ep}$ scattering at HERA
Azimuthal correlations in photoproduction and deep inelastic $\boldsymbol{ep}$ scattering at HERA Open
Collective behaviour of final-state hadrons, and multiparton interactions are studied in high-multiplicity $ep$ scattering at a centre-of-mass energy $\sqrt{s}=318$ GeV with the ZEUS detector at HERA. Two- and four-particle azimuthal corre…
View article: A Deep Neural Network for Simultaneous Estimation of b Jet Energy and Resolution
A Deep Neural Network for Simultaneous Estimation of b Jet Energy and Resolution Open
We describe a method to obtain point and dispersion estimates for the energies of jets arising from b quarks produced in proton–proton collisions at an energy of $$\sqrt{s}=13\,\text {TeV} $$ at the CERN LHC. The algorithm is trained on a…
View article: Study of proton parton distribution functions at high <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mi>x</mml:mi></mml:math> using ZEUS data
Study of proton parton distribution functions at high using ZEUS data Open
At large values of x, the parton distribution functions (PDFs) of the proton are poorly constrained and there are considerable variations between different global fits. Data at such high x have already been published by the ZEUS Collaborat…
View article: Search for lepton flavour violating decays of a neutral heavy Higgs boson to $\\mu\\tau$ and e$\\tau$ in proton-proton collisions at $\\sqrt{s}=$ 13 TeV
Search for lepton flavour violating decays of a neutral heavy Higgs boson to $\\mu\\tau$ and e$\\tau$ in proton-proton collisions at $\\sqrt{s}=$ 13 TeV Open
A search for lepton flavour violating decays of a neutral non-standard-model Higgs boson in the μτ and eτ decay modes is presented. The search is based on proton-proton collisions at a center of mass energy $ \\sqrt{s} $ = 13 TeV collected…
View article: Limits on contact interactions and leptoquarks at HERA
Limits on contact interactions and leptoquarks at HERA Open
High-precision HERA data corresponding to a luminosity of around 1 fb$^{-1}$ have been used in the framework of $eeqq$ contact interactions (CI) to set limits on possible high-energy contributions beyond the Standard Model to electron-quar…
View article: Charm production in charged current deep inelastic scattering at HERA
Charm production in charged current deep inelastic scattering at HERA Open
Charm production in charged current deep inelastic scattering has been measured for the first time in e$^±$p collisions, using data collected with the ZEUS detector at HERA, corresponding to an integrated luminosity of 358 pb$^{−1}$. Resul…
View article: Measurements of the Higgs properties with Run2 data in the bosonic channels
Measurements of the Higgs properties with Run2 data in the bosonic channels Open
Recent results on the Higgs boson decays into WW$^\\ast$, ZZ$^\\ast$ and $\\gamma \\gamma$, obtained with the 2016 data collected by the CMS experiment, are presented. The decays into a pair of W bosons was observed with a significance of …
View article: Combination and QCD analysis of charm and beauty production cross-section measurements in deep inelastic ep scattering at HERA
Combination and QCD analysis of charm and beauty production cross-section measurements in deep inelastic ep scattering at HERA Open
Measurements of open charm and beauty production cross sections in deep inelastic $ep$ scattering at HERA from the H1 and ZEUS Collaborations are combined. Reduced cross sections are obtained in the kinematic range of negative four-momentu…
View article: Standard Model and Heavy Ion Physics from ATLAS and CMS
Standard Model and Heavy Ion Physics from ATLAS and CMS Open
Recent highlights on standard model results from the ATLAS and CMS Collaborations at the LHC are presented. The results cover W and Z physics, top quark production and jets cross sections. Heavy ions results obtained recently by the CMS Co…
View article: Further studies of isolated photon production with a jet in deep inelastic scattering at HERA
Further studies of isolated photon production with a jet in deep inelastic scattering at HERA Open
Isolated photons with high transverse energy have been studied in deep inelastic $ep$ scattering with the ZEUS detector at HERA, using an integrated luminosity of $326\,$ pb$^{-1}$ in the range of exchanged-photon virtuality $10 - 350$ GeV…
View article: The CMS data analysis school experience
The CMS data analysis school experience Open
The CMS Data Analysis School is an official event organized by the CMS Collaboration to teach students and post-docs how to perform a physics analysis. The school is coordinated by the CMS schools committee and was first implemented at the…
View article: Studies of the diffractive photoproduction of isolated photons at HERA
Studies of the diffractive photoproduction of isolated photons at HERA Open
The photoproduction of isolated photons has been measured in diffractive events recorded by the ZEUS detector at HERA. Cross sections are evaluated in the photon transverse- energy and pseudorapidity ranges 5 < E-T(gamma) < 15 GeV and -0.7…
View article: Test beam performance measurements for the Phase I upgrade of the CMS pixel detector
Test beam performance measurements for the Phase I upgrade of the CMS pixel detector Open
A new pixel detector for the CMS experiment was built in order to cope with the instantaneous luminosities anticipated for the Phase I Upgrade of the LHC . The new CMS pixel detector provides four-hit tracking with a reduced material budge…